[INFO] fetching crate genz 0.4.0...
[INFO] checking genz-0.4.0 against try#149edce6c6ee840adb602803b96d083101ef3592 for pr-133502-16
[INFO] extracting crate genz 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate genz 0.4.0
[INFO] finished tweaking crates.io crate genz 0.4.0
[INFO] tweaked toml for crates.io crate genz 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate genz 0.4.0 on toolchain 149edce6c6ee840adb602803b96d083101ef3592
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6df49e28799e2c3690da11ca22398352c470efe5579c0aa9fe34ce576c2edfdd
[INFO] running `Command { std: "docker" "start" "-a" "6df49e28799e2c3690da11ca22398352c470efe5579c0aa9fe34ce576c2edfdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6df49e28799e2c3690da11ca22398352c470efe5579c0aa9fe34ce576c2edfdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6df49e28799e2c3690da11ca22398352c470efe5579c0aa9fe34ce576c2edfdd", kill_on_drop: false }`
[INFO] [stdout] 6df49e28799e2c3690da11ca22398352c470efe5579c0aa9fe34ce576c2edfdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 568194e634da7da319c0fc9a6f43ee64dc09718df8330b52c79d37c09f87cd27
[INFO] running `Command { std: "docker" "start" "-a" "568194e634da7da319c0fc9a6f43ee64dc09718df8330b52c79d37c09f87cd27", kill_on_drop: false }`
[INFO] [stderr]     Checking genz v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `genz` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/gen.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   try_with_types(f).unwrap()
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `Types` declared on the function `try_with_types`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `_: TryGenTuple`
[INFO] [stdout]    = help: the following types implement trait `TryGenTuple`:
[INFO] [stdout]              (T0, T1)
[INFO] [stdout]              (T0, T1, T2)
[INFO] [stdout]              (T0, T1, T2, T3)
[INFO] [stdout]              (T0, T1, T2, T3, T4)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6, T7)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6, T7, T8)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9)
[INFO] [stdout] note: required by a bound in `try_with_types`
[INFO] [stdout]   --> src/gen.rs:17:30
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn try_with_types<Types: TryGenTuple, Z>(f: impl for <'c> FnOnce(Region<'c>, Types::Tuple<'c>) -> Z) -> Option<Z> 
[INFO] [stdout]    |                              ^^^^^^^^^^^ required by this bound in `try_with_types`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/gen.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Self::try_from_types(f).unwrap()
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `Types` declared on the associated function `try_from_types`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `_: TryGenTuple`
[INFO] [stdout]    = help: the following types implement trait `TryGenTuple`:
[INFO] [stdout]              (T0, T1)
[INFO] [stdout]              (T0, T1, T2)
[INFO] [stdout]              (T0, T1, T2, T3)
[INFO] [stdout]              (T0, T1, T2, T3, T4)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6, T7)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6, T7, T8)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9)
[INFO] [stdout] note: required by a bound in `Gen::<Z>::try_from_types`
[INFO] [stdout]   --> src/gen.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |   pub fn try_from_types<Types: TryGenTuple>(f: impl for <'c> FnOnce(Region<'c>, Types::Tuple<'c>) -> Z::Generative<'c>) -> Option<Self> 
[INFO] [stdout]    |                                ^^^^^^^^^^^ required by this bound in `Gen::<Z>::try_from_types`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/gen.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   try_with_types(f).unwrap()
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `Types` declared on the function `try_with_types`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `_: TryGenTuple`
[INFO] [stdout]    = help: the following types implement trait `TryGenTuple`:
[INFO] [stdout]              (T0, T1)
[INFO] [stdout]              (T0, T1, T2)
[INFO] [stdout]              (T0, T1, T2, T3)
[INFO] [stdout]              (T0, T1, T2, T3, T4)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6, T7)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6, T7, T8)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9)
[INFO] [stdout] note: required by a bound in `try_with_types`
[INFO] [stdout]   --> src/gen.rs:17:30
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn try_with_types<Types: TryGenTuple, Z>(f: impl for <'c> FnOnce(Region<'c>, Types::Tuple<'c>) -> Z) -> Option<Z> 
[INFO] [stdout]    |                              ^^^^^^^^^^^ required by this bound in `try_with_types`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `genz` (lib) due to 2 previous errors
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/gen.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Self::try_from_types(f).unwrap()
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `Types` declared on the associated function `try_from_types`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `_: TryGenTuple`
[INFO] [stdout]    = help: the following types implement trait `TryGenTuple`:
[INFO] [stdout]              (T0, T1)
[INFO] [stdout]              (T0, T1, T2)
[INFO] [stdout]              (T0, T1, T2, T3)
[INFO] [stdout]              (T0, T1, T2, T3, T4)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6, T7)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6, T7, T8)
[INFO] [stdout]              (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9)
[INFO] [stdout] note: required by a bound in `Gen::<Z>::try_from_types`
[INFO] [stdout]   --> src/gen.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |   pub fn try_from_types<Types: TryGenTuple>(f: impl for <'c> FnOnce(Region<'c>, Types::Tuple<'c>) -> Z::Generative<'c>) -> Option<Self> 
[INFO] [stdout]    |                                ^^^^^^^^^^^ required by this bound in `Gen::<Z>::try_from_types`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "568194e634da7da319c0fc9a6f43ee64dc09718df8330b52c79d37c09f87cd27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "568194e634da7da319c0fc9a6f43ee64dc09718df8330b52c79d37c09f87cd27", kill_on_drop: false }`
[INFO] [stdout] 568194e634da7da319c0fc9a6f43ee64dc09718df8330b52c79d37c09f87cd27